Home / 14,188.74-21,283.11-3,800.76

Finding the Fourth Proportional to 14,188.74, 21,283.11 and 3,800.76

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Solution

The fourth proportional to 14,188.74, 21,283.11 and 3,800.76 is: 5,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.74 : 21,283.11 = 3,800.76 : x
  2. Step 2: Convert to fraction form
    14,188.74/21,283.11 = 3,800.76/x
  3. Step 3: Cross multiply
    14,188.74x = 21,283.11 × 3,800.76
  4. Step 4: Simplify right side
    14,188.74x = 80,891,993.16
  5. Step 5: Solve for x
    x = 80,891,993.16/14,188.74
  6. Step 6: Final answer
    x = 5,701.14

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.